CN110975965B

CN110975965B - Physical experiment table

Info

Publication number: CN110975965B
Application number: CN201911335358.9A
Authority: CN
Inventors: 张新; 钱研; 于卓; 孙永欣; 陈瀚; 程杨; 暴柯; 袁莹; 刘晓露; 辛志荣; 范艳洁; 杨晓翠
Original assignee: Baicheng Normal University
Current assignee: Baicheng Normal University
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2021-11-09
Anticipated expiration: 2039-12-23
Also published as: CN110975965A

Abstract

The invention discloses a physical experiment table, relates to the technical field of physical experiment tables, and solves the problems that the physical experiment table is inconvenient to combine, connect and use and install and disassemble an insulating plate. The utility model provides a physical experiment table, includes the laboratory bench, the laboratory bench includes the support frame, places board, spacing groove and electric power laboratory bench, the inboard of support frame is installed and is placed the board, place the one end of board and install two spacing grooves, the electric power laboratory bench is installed to the upper end of support frame, universal gyro wheel is all installed to the lower extreme of support frame both sides, the upper end of support frame is provided with three dovetail groove, trapezoidal plate is installed to the inboard of dovetail groove, the insulation board is installed to the upper end of trapezoidal plate, the push pedal is installed to the one end of insulation board, two first springs are installed to the one end of push pedal, the lower extreme of trapezoidal plate is provided with spacing hole. The invention is convenient for combination, connection and use, and convenient for mounting and dismounting the insulating plate.

Description

Physical experiment table

Technical Field

The invention relates to the technical field of physical experiment tables, in particular to a physical experiment table.

Background

With the rapid development of social economy, physics is a subject for researching the most general law of motion and basic structure of substances, is a leading subject of natural science, and is used for researching the most basic motion form and law of all substances, such as universe and basic particles, and therefore becomes the research basis of other natural scientific subjects. The theory structure of the device fully uses mathematics as the work language of the device, experiments are used as the only standard for checking the theoretical correctness, the device is the most precise natural science subject at present, a great amount of experimental equipment and raw materials are needed in the physical experiment process, a physical laboratory is a place for physical teaching and research and comprises a physical laboratory instrument room, a physical laboratory preparation room and a student grouping laboratory, the physical laboratory instrument room is mainly used for placing physical experimental instruments and classified management, the physical laboratory preparation room is provided with a laboratory table which is provided with various experimental instruments, the student grouping laboratory room is mainly provided with a student laboratory table, and is provided with a power supply, a water source and a gas source, the indoor requirement is sufficient in light, dust prevention and ventilation equipment, and sufficient activity margin is provided.

However, the existing physical experiment table is inconvenient to combine, connect and use, and install and disassemble the insulating plate; therefore, the existing requirements are not met, and a physical experiment table is provided for the requirement.

Disclosure of Invention

The invention aims to provide a physical experiment table, which solves the problems that the physical experiment table proposed in the background technology is inconvenient to combine, connect and use, install and disassemble an insulating plate and the like.

In order to achieve the purpose, the invention provides the following technical scheme: a physical experiment table comprises an experiment table, wherein the experiment table comprises a support frame, a placing plate, limiting grooves and an electric experiment table, the placing plate is installed on the inner side of the support frame, two limiting grooves are installed at one end of the placing plate, the electric experiment table is installed at the upper end of the support frame, and universal rollers are installed at the lower ends of two sides of the support frame;

the upper end of the support frame is provided with three trapezoidal grooves, trapezoidal plates are arranged on the inner sides of the trapezoidal grooves, an insulating plate is arranged on the upper ends of the trapezoidal plates, a push plate is arranged at one end of the insulating plate, two first springs are arranged at one end of the push plate, a limiting hole is formed in the lower end of the trapezoidal plate, a limiting column is arranged on the inner side of the limiting hole, a pressing plate is arranged at the lower end of the limiting column, and fourth springs are arranged on two sides of the pressing plate;

two second ropes are mounted on the inner side of one end of the support frame, fixing columns are mounted at one ends of the second ropes, second springs are mounted at one ends of the fixing columns, a first rope is mounted on the inner side of one of the second springs, a pull plate is mounted at one end of the first rope, a connecting column is mounted on the outer surface of one of the fixing columns, a third spring is mounted on one side of the connecting column, and a clamping column is arranged on one side of the connecting column;

four supporting shaft sleeves are installed to the inboard lower extreme of support frame, the screw thread post is installed to the inboard of supporting shaft sleeve, the surface mounting of supporting shaft sleeve has first runner, first belt pulley is installed to the one end of first runner, two of them the second runner is installed to the lower extreme of first runner, the second belt pulley is installed to the one end of second runner, and first bevel gear is installed to the upper end of one of them first runner, second bevel gear is installed to the one end of first bevel gear, pivot one is installed to the one end of second bevel gear.

Preferably, the universal roller comprises a second rotating shaft and a pulley, and the pulley is installed at the lower end of the second rotating shaft.

Preferably, the lower extreme of screw thread post is installed and is supported the base, the surface mounting who supports the base has the rubber pad.

Preferably, the inner diameter of the clamping column is identical to the diameter of the fixing column, one end of the fixing column is completely attached to one end of the second spring, and the fixing column and the second spring are fixed through welding.

Preferably, the diameter of the limiting column is identical to the inner diameter of the limiting hole, the lower end of the limiting column is completely attached to the upper end of the pressing plate, the limiting column and the pressing plate are fixed through welding, the pull handle is installed at the lower end of the pressing plate, and the pressing plate and the pull handle are integrally molded.

Preferably, one end of the second bevel gear is meshed with one end of the first bevel gear, the inner side of the first bevel gear is completely attached to the inner side of one of the supporting shaft sleeves, and the first bevel gear and the supporting shaft sleeves are fixed through limiting pins.

Preferably, the inboard of support frame upper end is laminated completely with the one end of first spring, first spring passes through the adhesive with the support frame and fixes, the one end of first spring is laminated completely with the one end of push pedal, first spring passes through the adhesive with the push pedal and fixes.

Preferably, one end of the support frame is provided with two connecting holes, and the inner diameter of each connecting hole is completely the same as the diameter of the connecting column.

Preferably, the lower end of the second rotating shaft is completely attached to the upper end of the pulley, and the second rotating shaft and the pulley are fixed through screws.

Preferably, the lower extreme of screw thread post and the upper end of supporting the base are laminated completely, screw thread post and support base pass through welded fastening, the surface of supporting the base and the inboard of rubber pad are laminated completely, it is fixed with the rubber pad through the adhesive to support the base.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the limit column is installed to be matched with the limit hole, the pull handle is pulled to drive the pressing plate to move, the pressing plate drives the limit column, the trapezoidal plate is inserted into the inner side of the trapezoidal groove, the pull handle is released, the pressing plate is driven by the fourth spring, the pressing plate drives the limit column to be buckled on the inner side of the limit hole to be fixed, so that the device is convenient for installing an insulating plate, the first spring of the installation support frame is matched with the push plate, the push plate is pushed by the first spring, and the push plate pushes the insulating plate, so that the device is convenient for disassembling the insulating plate;

2. according to the invention, through the matching of the mounting clamping column and the fixing column, one of the second springs is used for pulling the fixing column, the two connecting columns of the other device are inserted into the inner side of the connecting hole of the device, one of the fixing columns is pushed through the resilience of the second spring, and the fixing column is buckled on the inner side of the connecting column, so that the device is convenient to connect and is firmly fixed.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a side view of the present invention in its entirety;

FIG. 3 is a schematic view of a portion of the support sleeve of the present invention;

FIG. 4 is a schematic view of a portion of the platen of the present invention;

FIG. 5 is a partial schematic structural view of the trapezoidal plate of the present invention;

fig. 6 is a schematic view of a partial structure of the fixing column according to the present invention.

In the figure: 1. a laboratory bench; 2. a trapezoidal groove; 3. an insulating plate; 4. a trapezoidal plate; 5. a limiting hole; 6. a first spring; 7. pushing the plate; 8. connecting columns; 9. clamping the column; 10. a universal roller; 11. a support base; 12. connecting holes; 13. a first rotating shaft; 14. pulling a plate; 15. a first rope; 16. fixing a column; 17. a second spring; 18. a third spring; 19. a threaded post; 20. a support sleeve; 21. a first runner; 22. a first pulley; 23. a second pulley; 24. a second runner; 25. a first bevel gear; 26. a second bevel gear; 27. pressing a plate; 28. a limiting column; 29. a fourth spring; 30. a second rope; 101. a support frame; 102. placing the plate; 103. a limiting groove; 104. an electric power experiment table; 1001. a second rotating shaft; 1002. a pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 6, an embodiment of the present invention includes: a physical experiment table comprises an experiment table 1, wherein the experiment table 1 comprises a support frame 101, a placing plate 102, limiting grooves 103 and an electric experiment table 104, the placing plate 102 is installed on the inner side of the support frame 101, two limiting grooves 103 are installed at one end of the placing plate 102, the electric experiment table 104 is installed at the upper end of the support frame 101, and universal rollers 10 are installed at the lower ends of the two sides of the support frame 101;

the upper end of the supporting frame 101 is provided with three trapezoidal grooves 2, trapezoidal plates 4 are arranged on the inner sides of the trapezoidal grooves 2, an insulating plate 3 is arranged on the upper ends of the trapezoidal plates 4, one end of the insulating plate 3 is provided with a push plate 7, one end of the push plate 7 is provided with two first springs 6, the push plate 7 is pushed by the first spring 6, the push plate 7 pushes the insulating plate 3, so that the device is convenient to disassemble the insulating plate 3, the lower end of the trapezoidal plate 4 is provided with a limiting hole 5, a limiting column 28 is arranged at the inner side of the limiting hole 5, a press plate 27 is arranged at the lower end of the limiting column 28, the two sides of the press plate 27 are both provided with fourth springs 29, the limit column 28 is driven by the pressure plate 27, the trapezoidal plate 4 is inserted into the inner side of the trapezoidal groove 2, the pull handle is released, the pressure plate 27 is driven by the fourth spring 29, the pressure plate 27 drives the limit column 28 to be buckled on the inner side of the limit hole 5, so that the limit hole 5 is fixed, and the insulating plate 3 is convenient to install in the device;

two second ropes 30 are mounted on the inner side of one end of the support frame 101, fixing columns 16 are mounted at one ends of the second ropes 30, second springs 17 are mounted at one ends of the fixing columns 16, first ropes 15 are mounted on the inner side of one of the second springs 17, a pull plate 14 is mounted at one end of one of the first ropes 15, a connecting column 8 is mounted on the outer surface of one of the fixing columns 16, a third spring 18 is mounted on one side of the connecting column 8, a clamping column 9 is arranged on one side of the connecting column 8, the fixing column 16 is pulled by one of the second springs 17 through the matching of the clamping column 9 and the fixing column 16, the other two connecting columns 8 of the device are inserted into the inner sides of the connecting holes 12 of the device, the fixing column 16 is pushed to rebound through the second springs 17, and is buckled on the inner sides of the connecting columns 8 through the fixing column 16, so that the device is convenient to connect and is firm to fix;

four supporting shaft sleeves 20 are mounted at the lower end of the inner side of the supporting frame 101, threaded columns 19 are mounted at the inner side of the supporting shaft sleeves 20, first rotating wheels 21 are mounted on the outer surfaces of the supporting shaft sleeves 20, first belt pulleys 22 are mounted at one ends of the first rotating wheels 21, second rotating wheels 24 are mounted at the lower ends of the two first rotating wheels 21, second belt pulleys 23 are mounted at one ends of the second rotating wheels 24, a first bevel gear 25 is mounted at the upper end of one of the first rotating wheels 21, a second bevel gear 26 is mounted at one end of the first bevel gear 25, and a first rotating shaft 13 is mounted at one end of the second bevel gear 26.

Further, the universal roller 10 comprises a second rotating shaft 1001 and a pulley 1002, the pulley 1002 is installed at the lower end of the second rotating shaft 1001, and the device is matched with the experiment table 1 through the installation of the universal roller 10, so that the device is convenient to move.

Further, the lower end of the threaded column 19 is provided with the supporting base 11, the outer surface of the supporting base 11 is provided with the rubber pad, and the device is supported by the threaded column 19 through the matching of the mounting threaded column 19 and the supporting base 11, so that the device is firmly supported.

Further, the inner diameter of the clamping column 9 is identical to the diameter of the fixing column 16, one end of the fixing column 16 is completely attached to one end of the second spring 17, the fixing column 16 is fixed to the second spring 17 through welding, the device is matched with the fixing column 16 through the clamping column 9, the fixing column 16 is pulled through one of the second springs 17, two connecting columns 8 of the other device are inserted into the inner sides of the connecting holes 12 of the device, rebounding is achieved through the second springs 17, one of the fixing columns 16 is pushed, and the fixing column 16 is buckled on the inner sides of the connecting columns 8, so that the device is convenient to connect and is firm in fixing.

Further, the diameter size of spacing post 28 is the same with the internal diameter size of spacing hole 5 completely, the lower extreme of spacing post 28 is laminated with the upper end of clamp plate 27 completely, spacing post 28 passes through welded fastening with clamp plate 27, the pull handle is installed to the lower extreme of clamp plate 27, clamp plate 27 moulds plastics through an organic whole with the pull handle, the device is through the cooperation of the spacing post 28 of installation and spacing hole 5, pull handle through the pulling, drive clamp plate 27 and remove, clamp plate 27 drives spacing post 28, insert trapezoidal plate 4 the inboard of dovetail groove 2, put the pull handle, utilize fourth spring 29 to drive clamp plate 27, clamp plate 27 drives spacing post 28 buckle in the inboard of spacing hole 5, make it fixed, make the device easy to assemble insulation board 3.

Furthermore, one end of a second bevel gear 26 of the second bevel gear is engaged with one end of a first bevel gear 25 of the first bevel gear, the inner side of the first bevel gear 25 of the first bevel gear is completely attached to the inner side of one of the supporting shaft sleeve 20, the first bevel gear 25 of the first bevel gear is fixed with the supporting shaft sleeve 20 of the supporting shaft sleeve by a limit pin, the device drives the second bevel gear 26 to rotate by rotating the first rotating shaft 13 by fitting the second bevel gear 26 with the first bevel gear 25 of the first bevel gear, the second bevel gear 26 drives the first bevel gear 25 to rotate, the first bevel gear 25 drives one of the supporting shaft sleeves 20 to rotate, one of the supporting shaft sleeves 20 drives one of the second rotating wheels 24 to rotate with one of the first rotating wheels 21, one of the second rotating wheels 24 drives the other second rotating wheel 24 to rotate by the second belt pulley 23, the other second rotating wheel 24 drives the other supporting shaft sleeve 20 to rotate, one first rotating wheel 21 drives the other first rotating wheel 21 to rotate through the first belt pulley 22, the other first rotating wheel 21 drives the other two supporting shaft sleeves 20 to rotate, the threads on the inner sides of the supporting shaft sleeves 20 are driven through the rotation of the supporting shaft sleeves 20, and the threaded columns 19 are extended and retracted through the rotation of the threads, so that the threaded columns 19 are conveniently controlled.

Further, the inboard of support frame 101 upper end is laminated completely with the one end of first spring 6, first spring 6 passes through the adhesive with support frame 101 and is fixed, the one end of first spring 6 is laminated completely with the one end of push pedal 7, first spring 6 passes through the adhesive with push pedal 7 and is fixed, the device promotes push pedal 7 through first spring 6 of erection bracing frame and the cooperation of push pedal 7, push pedal 7 promotes insulation board 3 for the device conveniently dismantles insulation board 3.

Further, one end of the support frame 101 is provided with two connecting holes 12, the inner diameter of the connecting hole 12 is identical to the diameter of the connecting column 8, and the connecting column 8 is inserted into the inner side of the connecting hole 12 through the matching of the connecting hole 12 and the connecting column 8, so that the device is convenient to connect.

Further, the lower end of the second rotating shaft 1001 is completely attached to the upper end of the pulley 1002, the second rotating shaft 1001 and the pulley 1002 are fixed through screws, the device is matched with the pulley 1002 through the second rotating shaft 1001, the pulley 1002 is supported through the second rotating shaft 1001, and rotation of three hundred and sixty degrees is achieved through the second rotating shaft 1001, so that the device is convenient to move.

Further, the lower end of the threaded column 19 is completely attached to the upper end of the supporting base 11, the threaded column 19 is fixed to the supporting base 11 through welding, the outer surface of the supporting base 11 is completely attached to the inner side of the rubber pad, the supporting base 11 is fixed to the rubber pad through an adhesive, the device supports the ground through the supporting base 11 by matching of the rubber pad and the supporting base 11, and supporting is firm.

The working principle is as follows: when the device is used, the service conditions of various mechanisms are checked, the device is moved through the universal roller 10, the pull handle is pulled to drive the pressing plate 27 to move, the pressing plate 27 drives the limiting column 28, the trapezoidal plate 4 is inserted into the inner side of the trapezoidal groove 2, the pull handle is released, the pressing plate 27 is driven by the fourth spring 29, the pressing plate 27 drives the limiting column 28 to be buckled on the inner side of the limiting hole 5 to be fixed, the device is convenient to mount the insulating plate 3, when the insulating plate 3 needs to be replaced, the pressing plate 27 is pulled to take the limiting column 28 out of the inner side of the limiting hole 5, the trapezoidal plate 4 limits the position, the first spring 6 is used for pushing the push plate 7, the push plate 7 pushes the insulating plate 3, the insulating plate 3 is convenient to dismount, when the device needs to be assembled and used, the first rope 15 is pulled by pulling the pull plate 14, the first rope 15 pulls one of the fixed columns 16, one of the fixed columns 16 pulls the other fixed column 16 through the second rope 30, the two connecting columns 8 lose the limit, the third spring 18 pushes the two connecting columns 8 out, one second spring 17 is utilized to pull the fixing column 16, the other two connecting columns 8 of the device are inserted into the inner side of the connecting hole 12 of the device, the pulling plate 14 is released, the second spring 17 rebounds to push one fixing column 16, the rotating shaft I13 is pulled to drive the second bevel gear 26 to rotate, the second bevel gear 26 drives the first bevel gear 25 to rotate, the first bevel gear 25 drives one supporting shaft sleeve 20 to rotate, one supporting shaft sleeve 20 drives one second rotating wheel 24 to rotate with one first rotating wheel 21, one second rotating wheel 24 drives the other second rotating wheel 24 to rotate through the second belt pulley 23, the other second rotating wheel 24 drives the other supporting shaft sleeve 20 to rotate, one first rotating wheel 21 drives the other first rotating wheel 21 to rotate through the first belt pulley 22, the other first rotating wheel 21 drives the other two supporting shaft sleeves 20 to rotate, the threads on the inner sides of the supporting shaft sleeves 20 are driven by the rotation of the supporting shaft sleeves 20, the threaded columns 19 are extended and contracted by the rotation of the threads, the supporting base 11 is driven by the threaded columns 19, the ground is supported by the supporting base 11, and the supporting is firm.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A physical laboratory bench comprising a laboratory bench (1) characterized in that: the experiment table (1) comprises a support frame (101), a placing plate (102), limiting grooves (103) and an electric experiment table (104), wherein the placing plate (102) is installed on the inner side of the support frame (101), two limiting grooves (103) are installed at one end of the placing plate (102), the electric experiment table (104) is installed at the upper end of the support frame (101), and universal rollers (10) are installed at the lower ends of two sides of the support frame (101);

the upper end of the support frame (101) is provided with three trapezoidal grooves (2), trapezoidal plates (4) are mounted on the inner sides of the trapezoidal grooves (2), an insulating plate (3) is mounted at the upper ends of the trapezoidal plates (4), a push plate (7) is mounted at one end of the insulating plate (3), two first springs (6) are mounted at one end of the push plate (7), limiting holes (5) are formed in the lower ends of the trapezoidal plates (4), limiting columns (28) are mounted on the inner sides of the limiting holes (5), a pressing plate (27) is mounted at the lower ends of the limiting columns (28), and fourth springs (29) are mounted on two sides of the pressing plate (27);

two second ropes (30) are mounted on the inner side of one end of the support frame (101), fixing columns (16) are mounted at two ends of each second rope (30), second springs (17) are mounted at ends, far away from the second ropes (30), of the two fixing columns (16), a first rope (15) is mounted on the inner side of one second spring (17), a pulling plate (14) is mounted at one end of the first rope (15), a connecting column (8) is mounted on the outer surface of one fixing column (16), far away from the first rope (15), a third spring (18) is mounted on one side of the connecting column (8), and a clamping column (9) is arranged on one side of the connecting column (8);

four supporting shaft sleeves (20) are installed to the lower extreme of support frame (101) inboard, threaded post (19) are installed to the inboard of supporting shaft sleeve (20), the surface mounting of supporting shaft sleeve (20) has first runner (21), first belt pulley (22) are installed to the one end of first runner (21), wherein two second runner (24) are installed to the lower extreme of first runner (21), second belt pulley (23) are installed to the one end of second runner (24), and first bevel gear (25) are installed to the upper end of one of them first runner (21), second bevel gear (26) are installed to the one end of first bevel gear (25), pivot (13) are installed to the one end of second bevel gear (26).

2. A physical laboratory table according to claim 1, wherein: the universal idler wheel (10) comprises a second rotating shaft (1001) and a pulley (1002), and the pulley (1002) is installed at the lower end of the second rotating shaft (1001).

3. A physical laboratory table according to claim 1, wherein: the lower extreme of screw thread post (19) is installed and is supported base (11), the surface mounting who supports base (11) has the rubber pad.

4. A physical laboratory table according to claim 1, wherein: the inner diameter of the clamping column (9) is identical to the diameter of the fixing column (16), one end of the fixing column (16) is completely attached to one end of the second spring (17), and the fixing column (16) and the second spring (17) are fixed through welding.

5. A physical laboratory table according to claim 1, wherein: the diameter size of spacing post (28) is the same with the internal diameter size of spacing hole (5) completely, the lower extreme of spacing post (28) is laminated with the upper end of clamp plate (27) completely, spacing post (28) passes through welded fastening with clamp plate (27), the pull handle is installed to the lower extreme of clamp plate (27), clamp plate (27) are moulded plastics through an organic whole with the pull handle.

6. A physical laboratory table according to claim 1, wherein: one end of the second bevel gear (26) is connected with one end of the first bevel gear (25) in a meshed mode, the inner side of the first bevel gear (25) is completely attached to the inner side of one of the supporting shaft sleeves (20), and the first bevel gear (25) and the supporting shaft sleeves (20) are fixed through limiting pins.

7. A physical laboratory table according to claim 1, wherein: the inboard of support frame (101) upper end is laminated completely with the one end of first spring (6), first spring (6) are fixed through the adhesive with support frame (101), the one end of first spring (6) is laminated completely with the one end of push pedal (7), first spring (6) are fixed through the adhesive with push pedal (7).

8. A physical laboratory table according to claim 1, wherein: one end of the support frame (101) is provided with two connecting holes (12), and the inner diameter of each connecting hole (12) is completely the same as the diameter of the connecting column (8).

9. A physical laboratory table according to claim 2, wherein: the lower end of the second rotating shaft (1001) is completely attached to the upper end of the pulley (1002), and the second rotating shaft (1001) and the pulley (1002) are fixed through screws.

10. A physical laboratory table according to claim 3, wherein: the lower extreme of screw thread post (19) and the upper end of supporting base (11) are laminated completely, screw thread post (19) and supporting base (11) pass through welded fastening, the surface of supporting base (11) and the inboard of rubber pad are laminated completely, it is fixed with the rubber pad to support base (11) through the adhesive.